Turkey energy company Zorlu Enerji's first unit of the Kızıldere III geothermal power plant in Denizli in southwest Turkey started operations.

Upon completion of the entire plant, Kizildere will reportedly become the biggest geothermal plant in the country, Anadolu Agency stated.

The first unit of the power plant will cost $320m with 99.5MW of capacity, according to Zorlu Enerji.

Sinan Ak, CEO of Zorlu Energy Group, said: "The first unit of the Kızıldere III geothermal power plant will produce 720 million kilowatt-hours of electricity per year. The Kızıldere III geothermal power plant will have a total capacity of 165MW and when completed next year will be the biggest geothermal power plant of Turkey."